Test Your Low-Level Programming Knowledge!
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Question 1 of 12Test Your Low-Level Programming Knowledge!
All 12 questions
- Which of the following is an assembly language instruction for transferring data accurately?movd eax, ebx · movapd eax, ebx · mov eax, ebx · movq eax, ebx
- What does the 'xor' instruction do in assembly language?Performs a logical OR · Sets a register to zero · Performs a bitwise AND · Performs a bitwise exclusive OR
- Which of these is a basic or fundamental part of the CPU architecture?USB controllers · Cache memory · Secondary storage · Registers
- What does the 'jmp' instruction do in an assembly program?Performs a function call · Transfers control to a different part of the program · Increments the instruction pointer · Compares two values
- What is a pointer in C programming?A constant value · A variable that stores memory addresses · A variable that can store any data type · A reference to a variable
- How are dynamic memory allocations performed in C?Using new and delete (C++ feature) · Using malloc and free functions · Using realloc and delete · Using calloc and dealloc
- What does the term 'bitwise shift' refer to in low-level programming?Assigning variables in loops · Moving bits left or right in a binary number · Rotating bits in memory · Switching bytes in memory
- Which register is commonly used as the stack pointer in x86/x86-64 assembly language?EBX · EBP · ESP · EAX
- Which low-level system call is typically used to read input in a Unix-based system?read() · write() · open() · recv()
- What does the 'add' instruction do in assembly language?Performs a bitwise OR · Subtracts two values · Adds two values and stores the result · Multiplies two values
- What is the primary purpose of the 'cmp' instruction in assembly language?Transfers control unconditionally · Performs a logical NOT · Copies data between registers · Compares two values
- Which of the following correctly describes a segment in memory management?An isolated memory page · A contiguous block of memory · A logical unit of memory · A virtual address space
